ليفوثيروكسين صوديوم
| Kind | API |
|---|---|
| Class | Thyroid hormone — synthetic T4 |
| Synonyms | L-thyroxine sodium, T4, LT4 |
| Common uses / forms | Tablet (very low dose, 25–200 mcg) |
| Properties | Very potent (microgram doses); slightly soluble; extremely hygroscopic and light/heat sensitive; narrow therapeutic index |
| Compendia | USP, EP, BP, JP |
| Sourcing origins | EU, India |
| Dominant inbound route | EU |
| Indicative price band | $$$$ (> $1000 / kg) |
| Indicative lead time | long (80–120+ days) |
| Supply flag | Single-source — concentrated supplier base; plan a second source |
| Notes | NTI drug; highly hygroscopic — cold-chain 2–8°C, protect from light; overage strategy needed |
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Cite as: AUPAM Experts' Office, Levothyroxine sodium — sourcing profile (API) — AUPAM Data Bank, retrieved 2026-08-31, https://aupameo.org/datasets/databank/a-levothyroxine-sodium.html